CN104145139A - Planetary gear train of a differential gear train - Google Patents
Planetary gear train of a differential gear train Download PDFInfo
- Publication number
- CN104145139A CN104145139A CN201380012029.5A CN201380012029A CN104145139A CN 104145139 A CN104145139 A CN 104145139A CN 201380012029 A CN201380012029 A CN 201380012029A CN 104145139 A CN104145139 A CN 104145139A
- Authority
- CN
- China
- Prior art keywords
- planet carrier
- planetary gear
- gear mechanism
- radially
- mechanism according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims description 57
- 238000005096 rolling process Methods 0.000 claims description 21
- 230000000694 effects Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000969 carrier Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000246 remedial effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/10—Differential gearings with gears having orbital motion with orbital spur gears
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/10—Differential gearings with gears having orbital motion with orbital spur gears
- F16H48/11—Differential gearings with gears having orbital motion with orbital spur gears having intermeshing planet gears
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/10—Differential gearings with gears having orbital motion with orbital spur gears
- F16H2048/106—Differential gearings with gears having orbital motion with orbital spur gears characterised by two sun gears
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention relates to a planetary gear train (1) of a differential gear train, comprising a planet carrier (3), to which planet gears (11) are rotatably connected, which are in meshing operative contact with at least one sun gear (6, 7), wherein the planet carrier (3) is connected to a drive wheel, wherein furthermore there is a rolling-element bearing (14) having two bearing ring (16, 17), an inner bearing ring (16, 29) and an outer bearing ring (17, 28), for determining the axial and/or radial position of the planet carrier relative to a stationary housing.
Description
Technical field
The present invention relates to a kind of planetary gear mechanism, as differential mechanism, there is planet carrier, planet wheel is attached on described planet carrier rotationally, described planet wheel with at least one sun gear in effectively contacting engagingly, wherein planet carrier can be connected with driving wheel, as spur wheel, wherein also there is bearing, as rolling bearing, it has two bearer rings as bearing inner ring and outer race, for the housing fixing with respect to position, as driving mechanism housing, planet carrier is carried out to location positioning axially and/or radially.
Background technique
Planet carrier also can be referred to as case, and it can be configured to differential box especially.Outer race also can be described as bearing case.Bearing inner ring also can be described as bearing inner casing.
From different planetary gear mechanism known in the state of the art, for example known from EP 0156067.
In principle, also from DE 10156890 C1, become known for the differential box of motor vehicle.There, differential box for motor vehicle is disclosed, described differential box has the differential box housing that drives ring gear that has being arranged in shell body wall, in described differential box housing, be provided with the differential mechanism pin with at least one differential bevel gear of installing in the mode that can rotate, described differential bevel gear engages with the axle shaft gear that is arranged on the live axle in differential box housing.Live axle is arranged in the shell body wall of differential box and/or in the shell body wall of differential box housing by means of at least one clutch shaft bearing, by means of at least one second bearing, be arranged on live axle, and the formation that live axle has for live axle is the common bearing sleeve of the clutch shaft bearing of axle supporting member and the housing supporting member of differential box housing.
Differential level based on bevel gear is also known from reference US 7775928 B2.
In addition, known a kind of transmission device from DE 10 2,009 017 397 A1, described transmission device is based on planet wheel.The transmission device of introducing there relates to differential mechanism, and it has: the disc-shaped part of driving side; The first drive part, described the first drive part is torsionally connected with driven the first axle; The second drive part, described the second drive part is torsionally connected with driven the second axle, wherein between the first drive part and the second drive part, is being provided with gearing for torque is delivered to the first drive part and the second drive part from the disc-shaped part of driving side.The first drive part has the shape of the first drive plate and radially has arch portion in compartment of terrain with driven the first axle at this
the second drive part has the shape of the second drive plate that radially outward stretches from driven the second axle in addition.Arch portion is in addition away from the second drive plate.Gearing is arranged in the space by the opposed region formation of the arch portion of the first drive plate and the second drive plate.
This planetary gear mechanism that is configured to differential mechanism can be configured to spur wheel differential mechanism, for example known from WO 2010/112366 A1.The spur wheel differential cross pin of introducing there discloses the usability in Motor Vehicle.At this, sun gear, planet wheel and the gear ring respectively with helical teeth by means of supported bearing means be applied to around housing, the sun gear be arrangeding in parallel is coupled with the driven shaft be arrangeding in parallel respectively.In the document, propose, between the sun gear be arrangeding in parallel and/or sun gear and around housing between be respectively arranged with rubbing surface.
Yet known planetary gear mechanism has following shortcoming: described planetary gear mechanism needs very many axial arrangement spaces.At this, the object of this invention is to provide remedial measure and provide and save improvement project structure space, that especially save axial arrangement space, described improvement project be durable simultaneously and can be implemented as be at least cost neutrality or under optimal situation even to reduce the mode effect of cost.Bearing means is up to now also stable not mostly.
Summary of the invention
The object of the invention is, eliminate shortcoming of the prior art and provide cost suitable, can simply installed planetary gear mechanism design proposal, described planetary gear mechanism design proposal additionally realizes stable supporting.
According to of the present invention, described object realizes by following manner: lid is radially positioned between planet carrier and sun gear.Described lid play on the one hand reinforcement, be the effect of power transmission and the effect of playing on the other hand sealing.In addition, can stride across large radial spacing by this lid.One or two lid (both sides of the inserting member in planet carrier) can cover the large construction opening on planet carrier, and described construction opening for example needs for sun gear being encased in to the planet carrier that completes in addition pre-installation with driving wheel and planet wheel.
Claimed favourable embodiment and below elaboration in more detail in the dependent claims.
Therefore advantageously, lid is configured to the tank of thin-walled.Thin-walled is interpreted as to following wall, and described wall has 25%, preferably 20%, 15%, 10%, 11.75% or 10% wall thickness of the wall thickness that is less than planet carrier.In this embodiment, can save weight, but also can guarantee that planet carrier inside, with respect to outside sealing, wherein yet keeps lowly by cost simultaneously.Advantageously, lid is configured to plate, is especially configured to board-like tank.As operculum have around sun gear around profile, can realize so different function geometrical shapies.
Also suitable, profile is configured to U-shaped, H shape or L shaped profile.
A favourable embodiment's feature is also: lid is with the inner ring surface of recline in its outer shroud week inner face of planet carrier and/or the sensing inside of bearing inner ring.
In order to be provided for the stop member of sun gear, advantageously, lid has an axial vane surface towards sun gear, the described axial vane surface friction disk that reclines.By connect optional friction disk in centre, can use self-locking effect.
If friction disk in by around the hole vacated of profile near recess in, its center dant is preferably adjacent to the built-in shank of U-shaped profile, can simplify so and install and design especially compactly planetary gear mechanism.
Also advantageously, planetary gear mechanism is configured to spur wheel differential mechanism, and described spur wheel differential mechanism has two sun gears, described sun gear each with the planet wheel of at least one planetary gear set in engagement.So therefore,, can realize the especially compact planetary gear mechanism design proposal forming, described planetary gear mechanism design proposal can be simultaneously can bear high load and cost suitable.In addition these two planet wheels that are noted that planetary gear set can form engagement each other.
In order to realize favourable self-locking effect, advantageously, between sun gear, there is friction disk.
In addition, be found to be advantageously, lid is as long as it is configured to separate part and is fixed on ordinatedly on bearing inner ring and/or planet carrier with regard to material cooperation, form fit and/or power.
This object of the present invention also realizes by following manner according to the present invention as an alternative: lid and bearer ring or with bearing inner ring or with outer race single type form and form tank shape region.
Outer race radially further inwardly extends along the direction of taking turns sunward from the radially inward edge of planet carrier with tank shape region.
In other words, be provided with novel support device and suspension arrangement, wherein the planet carrier with large opening be suspended on the flange that covers shape.Opening is for example established the introducing opening as the sun gear of the differential mechanism in planet carrier as described above.
Therefore advantageously, tank shape region from planet carrier away from sun gear, radially a directed side extends to a side of parallel close sun gear with it of planet carrier.At this, realize a kind of hop region, described hop region extend in the inside of two planet carriers, thus can be by sun gear with mode available under the extreme case tank shape region that reclines.Improved the stability of equipment.
Also advantageously, tank shape region covers the empty region of radially extending between planet carrier and sun gear.On the one hand, by the relatively large idle space radially from planet carrier to sun gear, can simply install, the covering wherein on the other hand with tank shape region demonstrates the effect that improves stability.
The feature of a favourable design proposal is also: in the bottom in tank shape region, have one or more openings that in axial direction extend, because can reduce thus the weight of total, and/or the bottom in tank shape region is parallel to, and planet carrier is directed and/or radially extension ground is directed.Thus, get rid of completely effectively the infringement to sun gear rotation.
When having in axial direction directed flange at radially inner side and/or have press fit between planet carrier and tank shape region, also improve stability.Via press fit realize planet carrier with respect to bearing case prevent from rotating fixing, especially via tank shape region, realize.
If bearing case is configured for the raceway of the rolling element of rolling bearing, can abandon independent attachment members so, this simplification installation and more cost design aptly.In this article, as an alternative or cumulatively advantageously, bearing case compacting or be engaged on planet carrier.Therefore get rid of bearing case/outer race relatively rotating with respect to planet carrier.
Suitable, bearing case is the plate-type component of deep-draw, metal, as steel member.Therefore can reduce manufacture cost and relate to the technique through check.
Function for planetary gear mechanism is useful, within tank shape region is radially arranged on bearing inner casing.
When planetary gear mechanism is configured to spur gear transmission mechanism/spur wheel differential mechanism, just realize an especially favourable mode of execution.
Suitable at this, the planet wheel engagement of two sun gears and each planetary gear set, the planet wheel engagement of each planet wheel of one of them planetary gear set and another planetary gear set.
Accompanying drawing explanation
Below, by means of accompanying drawing, set forth the present invention, in different embodiment shown in described accompanying drawing.
It illustrates:
Fig. 1 illustrates according to the embodiment's of spur wheel differential mechanism of the present invention longitudinal section,
Fig. 2 illustrates from the view of the driving mechanism of forward observation Fig. 1, and described driving mechanism is configured to lightweight differential mechanism,
Fig. 3 illustrates the view of the driving mechanism of Fig. 1 and 2 from a side,
Fig. 4 illustrates the enlarged view of the region IV of Fig. 1,
Fig. 5 illustrates the view of the position of bearings in the lightweight differential mechanism of describing Fig. 1 to 4,
Fig. 6 illustrates the stereogram of the driving mechanism of Fig. 1 to 5,
Fig. 7 illustrates the exploded view of the rolling bearing in the embodiment who is structured in Fig. 1 to 6,
Fig. 8 illustrates the view that the rolling bearing of the only combination of Fig. 7 is seen from the place ahead,
Fig. 9 is illustrated in the longitudinal section of the rolling bearing that runs through the first embodiment under the state that is encased in planet carrier half portion,
Figure 10 illustrates the embodiment's of Fig. 1 other view,
Figure 11 illustrates the process of the assembling of rolling bearing,
Figure 12 illustrates the view that the rolling bearing of formation is seen from a side,
Figure 13 a to 13d illustrate have tank shape region bearing case from the side, the place ahead and rear view, the longitudinal section seen, and
Figure 14 illustrates according to another embodiment's of spur wheel differential mechanism of the present invention longitudinal section.
Embodiment
Accompanying drawing be only signal attribute and only for understanding the present invention.Identical element is provided with identical reference character.
Shown in Figure 1 according to the first embodiment's of planetary gear mechanism 1 of the present invention longitudinal section.Planetary gear mechanism 1 is configured to spur wheel differential mechanism 2.Spur wheel differential mechanism has planet carrier 3, and described planet carrier consists of two half-unit, i.e. the first planet carrier half portion 4 and the second planet carrier half portion 5.
Within planet carrier 3, be provided with two sun gears, i.e. the first sun gear 6 and the second sun gear 7.These two sun gears have whole hub 8 or 9.
Within hub, form splined shaft profile portion 10, it is feasible that described splined shaft profile portion makes to connect with axle with transmitting torque.
Planet wheel 11 engagements of the first sun gear 6 and the first planetary gear set.Described the first sun gear also meshes with the second planet wheel of the second planetary gear set, described the second planet wheel itself and the second sun gear 7 engagements.
Spur wheel 12 is attached on the radially outer end of planet carrier 3.
Planet carrier 3 supports via the bearing 13 that is configured to rolling bearing 14 respectively in left side and right side.Use two rolling bearings 14, described rolling bearing has respectively a plurality of rolling elements, is ball 15.Ball 15 is advanced on inner raceway and outside raceway.Inner raceway is provided by bearing inner casing or bearing inner ring 16.Outside raceway is formed by bearing case/outer race 17.Bearing inner ring 16/ bearing inner casing can be fixed on unshowned housing.
Outer race 17 has tank shape region 18.In its inner radial with in the mode that axial direction extends, there is flange 19.
In the bottom 20 in tank shape region 18, form the recess 21 according to opening or through hole type.
In Fig. 2, can well identify: ball 15 is arranged between bearing inner ring 16 and outer race 17.The hub 22 of sun gear 6 is protruding through outer race 17.
The symmetry properties of recognition structure well in Fig. 3.
In Fig. 4, can identify well the aligned with each other of tank shape region 18.Therefore in axial direction extend each other in tank shape region 18, and wherein corresponding bottom 20 keeps radially directed.
Can identify well, rolling bearing 14 forms and is set to is O formula.The layout of X-type is also feasible certainly in principle.
In Fig. 6, can identify well the general assembly of planetary gear mechanism, wherein in Fig. 7, can identify within outer race 17 nested with the ball that is arranged in retainer 23 15 outside bearing inner casing/bearing inner ring 16.
In Fig. 8, can identify the structure of bearer ring 16 and 17, wherein in the cross section of Fig. 9, express the compression-style fittings 24 between tank shape region 18 and planet carrier 3, and in Fig. 9, at five positions, show bite (Verclinchung) 25 in addition in Fig. 8.Bite 25 separates with being equal to each other, and the ring at outer race or planet carrier distributed to equal angles on week.
Figure 10 be similar differential mechanism with the similar view of Fig. 1.In Figure 11, be described in the state of installing during rolling bearing 14.
The view of the assembling of rolling bearing 14 as seen from Figure 12.
In Figure 13 a, can well find out the annular recess in tank shape region 18, the stopper area that wherein said tank shape region 18 forms around the flange by axially outstanding is surrounded described flange region in other words with one heart.
Figure 13 a to 13d realizes the situation on the good space of bearing case/outer race 17.
Shown in Figure 14 according to another form of implementation of planetary gear mechanism 1 of the present invention.Planetary gear mechanism 1 is configured to spur wheel differential mechanism 2.Spur wheel differential mechanism has planet carrier 3, and described planet carrier consists of two half-unit, i.e. the first planet carrier half portion 4 and the second planet carrier half portion 5.
Within planet carrier 3, be provided with two sun gears, i.e. the first sun gear 6 and the second sun gear 7.These two sun gears have whole hub 8 or 9.
Within hub, form splined shaft profile portion 10, it is feasible with transmitting torque that described splined shaft profile portion makes with connecting of axle.
Planet wheel 11 engagements of the first sun gear 6 and the first planetary gear set.Described the first sun gear also meshes with the second planet wheel of the second planetary gear set, described the second planet wheel itself and the second sun gear 7 engagements.
Spur wheel 12 is attached on the radially outer end of planet carrier 3.According in the embodiment of Figure 14, be configured to separate part and be configured as the ring with U-shaped cross-section lid thin-walled.About this point, it should be noted that the rolling element of application in the bearing 14 between interior ring 29 and outer shroud 28 is provided with reference character 40 and can be configured in principle ball, tapered roller, needle roller or similar member.Especially, angular contact ball bearing and tapered roller bearing enough durable and cost manufacture aptly.
The lid 35 of tank shape is compared thin-walled with planet carrier and is designed, and especially only has half or 1/3rd to 1/4th wall thickness only advantageously of the wall thickness of planet carrier 3.Friction disk 37 reclines and covers 35, and described friction disk and sun gear 6 or sun gear 7 recline.
Lid 35 has the outside 38 of extending at axial direction, described outside with radially measure identical height recline planet carrier 3 also have in ring 29, especially recline corresponding in the inner face 30 of ring 29.
Reference numerals list
1 planetary gear mechanism
2 spur wheel differential mechanisms
3 planet carriers
4 first planet carrier half portions
5 second planet carrier half portions
6 first sun gears
7 second sun gears
8 hubs
9 hubs
10 splined shaft profile portion
11 planet wheels
12 spur wheels
13 bearings
14 rolling bearings
15 balls
16 bearing inner rings/bearing inner casing
17 outer races/bearing case
18 tank shape regions
19 flanges
20 bottoms
21 recesses
22 hubs
23 retainers
24 compression-style fittings
25 bite
28 outer shrouds
29 interior rings
30 inner faces
35 lids
37 friction disks
38 outsides
40 rolling elements
Claims (10)
1. the planetary gear mechanism of a differential mechanism (1), it has planet carrier (3), planet wheel (11) is attached on described planet carrier rotationally, described planet wheel and at least one sun gear (6,7) in effectively contact engagingly, wherein said planet carrier (3) can be connected with driving wheel, wherein also exist and there are two bearer rings (16,17), be bearing inner ring (16,29) and outer race (17,28) rolling bearing (14) carries out location positioning axially and/or radially for the housing fixing with respect to position to described planet carrier
It is characterized in that, between described planet carrier (3) and described sun gear (6), be radially positioned with lid.
2. planetary gear mechanism according to claim 1, is characterized in that, described lid (35) is configured to the tank of thin-walled.
3. planetary gear mechanism according to claim 1, is characterized in that, described lid (35) is configured to U-shaped profile.
4. planetary gear mechanism according to claim 1, is characterized in that, described lid forms as tank shape region (18) and a single type ground in described bearer ring (16,17).
5. planetary gear mechanism according to claim 4, it is characterized in that, described outer race (17) radially further inwardly extends along the direction towards described sun gear (6,7) from the radially inward edge of described planet carrier (3) with tank shape region (18).
6. planetary gear mechanism according to claim 5 (1), is characterized in that, described tank shape region (18) covers the empty region of radially extending between described planet carrier (3) and described sun gear (6,7).
7. planetary gear mechanism according to claim 5 (1), it is characterized in that, described tank shape region (18) from described planet carrier (3) away from sun gear, radially a directed side extends to a side of parallel close sun gear with it of described planet carrier (3).
8. planetary gear mechanism according to claim 5 (1), it is characterized in that, in the bottom (20) in described tank shape region (18), have one or more openings that in axial direction extend, and/or the bottom (20) in described tank shape region (18) is parallel to, and described planet carrier (3) is directed and/or radially extension ground is directed.
9. planetary gear mechanism according to claim 8 (1), it is characterized in that, at radially inner side, have in axial direction directed flange (19) and/or have press fit between described planet carrier (3) and described tank shape region (18).
10. planetary gear mechanism according to claim 5 (1), it is characterized in that, described outer race (17) is configured for raceway and/or the described outer race (17) of the rolling element of described rolling bearing (14) and suppresses or be engaged on described planet carrier (3).
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012206448.6 | 2012-04-19 | ||
| DE102012206448.6A DE102012206448B4 (en) | 2012-04-19 | 2012-04-19 | Planetary gear with planetary carrier and cover extending radially towards the sun gear |
| DE102013206678.3 | 2013-04-15 | ||
| DE102013206678.3A DE102013206678B4 (en) | 2013-04-15 | 2013-04-15 | Bearing and centering of a differential using a flange |
| PCT/EP2013/057948 WO2013156499A1 (en) | 2012-04-19 | 2013-04-17 | Planetary gear train of a differential gear train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104145139A true CN104145139A (en) | 2014-11-12 |
| CN104145139B CN104145139B (en) | 2017-02-22 |
Family
ID=48190490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380012029.5A Active CN104145139B (en) | 2012-04-19 | 2013-04-17 | Planetary gear transmission mechanism of differential mechanism |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US9267592B2 (en) |
| CN (1) | CN104145139B (en) |
| WO (1) | WO2013156499A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375544A (en) * | 2012-04-19 | 2013-10-30 | 谢夫勒科技股份两合公司 | Planetary gear train with planet carrier and cover axially extended to planet carrier |
| CN107023663A (en) * | 2016-01-28 | 2017-08-08 | 迪尔公司 | Planet carrier, output gear and spindle assemblies |
| CN107921853A (en) * | 2015-09-04 | 2018-04-17 | 舍弗勒技术股份两合公司 | Transmission device and electric drive unit having at least one electric machine and a transmission device |
| CN109563917A (en) * | 2016-07-29 | 2019-04-02 | 舍弗勒技术股份两合公司 | Planetary differential device and method for manufacturing same |
| CN109661530A (en) * | 2016-09-06 | 2019-04-19 | 舍弗勒技术股份两合公司 | Spur gear differential with sun gear capable of being dismounted without damage |
| CN110353918A (en) * | 2019-07-23 | 2019-10-22 | 郑州市中心医院 | A kind of department of anesthesia's clinic instrument conveying device |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013222833A1 (en) * | 2013-11-11 | 2015-05-13 | Schaeffler Technologies Gmbh & Co. Kg | Support bearing arrangement for a planetary differential |
| DE102013222831A1 (en) * | 2013-11-11 | 2015-05-13 | Schaeffler Technologies AG & Co. KG | Support arrangement for a lightweight building planetary differential |
| US9803737B2 (en) * | 2015-11-02 | 2017-10-31 | Dana Heavy Vehicle Systems Group, Llc | Limited slip inter-axle differential |
| US9664261B1 (en) * | 2016-06-22 | 2017-05-30 | Schaeffler Technologies AG & Co. KG | Planetary differential CVT with anti-freewheel one way clutch |
| DE102016216800A1 (en) * | 2016-09-06 | 2018-03-08 | Schaeffler Technologies AG & Co. KG | Helical differential with recessed bearing ring |
| USD827689S1 (en) * | 2017-05-22 | 2018-09-04 | Daniel Turner | Orbital gear replacement insert |
| US10385951B2 (en) | 2017-10-04 | 2019-08-20 | Schaeffler Technologies AG & Co. KG | Electric axle assembly |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3792625A (en) * | 1971-06-28 | 1974-02-19 | Skf Ind Trading & Dev | Pinion gear transmission |
| DE2844918A1 (en) * | 1978-10-14 | 1980-04-24 | Volkswagenwerk Ag | BEVEL GEAR GEARBOX |
| DE4317073A1 (en) * | 1993-05-21 | 1994-11-24 | Porsche Ag | Differential housing for the axle drive of a motor vehicle |
| DE19546330C1 (en) * | 1995-12-12 | 1997-03-06 | Zahnradfabrik Friedrichshafen | Drive differential for automobile vehicle |
| CN1316040A (en) * | 1998-08-29 | 2001-10-03 | Ina滚动轴承谢夫勒无限责任公司 | transfer case for cars |
| CN101173708A (en) * | 2006-11-02 | 2008-05-07 | 福特全球技术公司 | Lubrication port for differential housing |
| CN101611243A (en) * | 2007-01-31 | 2009-12-23 | 谢夫勒两合公司 | Spur-gear differential |
| CN102410352A (en) * | 2011-11-25 | 2012-04-11 | 洛阳华冠齿轮股份有限公司 | Improved transmission structure of automobile inter-axial differential system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60201146A (en) | 1984-03-22 | 1985-10-11 | Matetsukusu Kk | Planetary gear device |
| DE10156890C1 (en) | 2001-11-20 | 2003-04-24 | Daimler Chrysler Ag | Differential for motor vehicles has drive shaft with common bearing bush for first drive shaft bearing and differential housing bearing |
| US7775928B2 (en) | 2007-09-21 | 2010-08-17 | American Axle & Manufacturing, Inc. | Differential and bearing arrangement |
| DE102009017397A1 (en) | 2008-05-09 | 2009-11-12 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Gearbox arrangement, particularly differential gearbox, has drive side drive pulley and drive part which is connected with driven axle in torque proof manner, where drive part has form of drive pulley running outward from driven axle |
| WO2010112366A1 (en) | 2009-03-28 | 2010-10-07 | Schaeffler Technologies Gmbh & Co. Kg | Spur gear differential |
-
2013
- 2013-04-17 CN CN201380012029.5A patent/CN104145139B/en active Active
- 2013-04-17 WO PCT/EP2013/057948 patent/WO2013156499A1/en active Application Filing
-
2014
- 2014-06-27 US US14/317,767 patent/US9267592B2/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3792625A (en) * | 1971-06-28 | 1974-02-19 | Skf Ind Trading & Dev | Pinion gear transmission |
| DE2844918A1 (en) * | 1978-10-14 | 1980-04-24 | Volkswagenwerk Ag | BEVEL GEAR GEARBOX |
| DE4317073A1 (en) * | 1993-05-21 | 1994-11-24 | Porsche Ag | Differential housing for the axle drive of a motor vehicle |
| DE19546330C1 (en) * | 1995-12-12 | 1997-03-06 | Zahnradfabrik Friedrichshafen | Drive differential for automobile vehicle |
| CN1316040A (en) * | 1998-08-29 | 2001-10-03 | Ina滚动轴承谢夫勒无限责任公司 | transfer case for cars |
| CN101173708A (en) * | 2006-11-02 | 2008-05-07 | 福特全球技术公司 | Lubrication port for differential housing |
| CN101611243A (en) * | 2007-01-31 | 2009-12-23 | 谢夫勒两合公司 | Spur-gear differential |
| CN102410352A (en) * | 2011-11-25 | 2012-04-11 | 洛阳华冠齿轮股份有限公司 | Improved transmission structure of automobile inter-axial differential system |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375544A (en) * | 2012-04-19 | 2013-10-30 | 谢夫勒科技股份两合公司 | Planetary gear train with planet carrier and cover axially extended to planet carrier |
| CN103375544B (en) * | 2012-04-19 | 2018-01-19 | 舍弗勒技术股份两合公司 | Planetary gear with a planet carrier and a cover extending radially towards the sun wheel |
| CN107921853A (en) * | 2015-09-04 | 2018-04-17 | 舍弗勒技术股份两合公司 | Transmission device and electric drive unit having at least one electric machine and a transmission device |
| CN107921853B (en) * | 2015-09-04 | 2020-10-02 | 舍弗勒技术股份两合公司 | Transmission and electric drive unit with at least one electric motor and transmission |
| CN107023663A (en) * | 2016-01-28 | 2017-08-08 | 迪尔公司 | Planet carrier, output gear and spindle assemblies |
| CN107023663B (en) * | 2016-01-28 | 2021-10-26 | 迪尔公司 | Planetary carrier output gear assembly and transmission subassembly |
| CN109563917A (en) * | 2016-07-29 | 2019-04-02 | 舍弗勒技术股份两合公司 | Planetary differential device and method for manufacturing same |
| CN109661530A (en) * | 2016-09-06 | 2019-04-19 | 舍弗勒技术股份两合公司 | Spur gear differential with sun gear capable of being dismounted without damage |
| CN109661530B (en) * | 2016-09-06 | 2022-04-08 | 舍弗勒技术股份两合公司 | Spur differential with sun gear that can be removed without damage |
| CN110353918A (en) * | 2019-07-23 | 2019-10-22 | 郑州市中心医院 | A kind of department of anesthesia's clinic instrument conveying device |
| CN110353918B (en) * | 2019-07-23 | 2021-01-26 | 郑州市中心医院 | An anesthesiology clinical instrument delivery device |
Also Published As
| Publication number | Publication date |
|---|---|
| US20140309073A1 (en) | 2014-10-16 |
| CN104145139B (en) | 2017-02-22 |
| US9267592B2 (en) | 2016-02-23 |
| WO2013156499A1 (en) | 2013-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104145139A (en) | Planetary gear train of a differential gear train | |
| CN104145140B (en) | Suspended support for a differential | |
| EP3357730B1 (en) | In-wheel motor drive device assembly | |
| US7530416B2 (en) | Motor-driven wheel driving apparatus | |
| CN104169612B (en) | Planetary gear with differential mechanism | |
| US7556580B2 (en) | Motor-driven wheel driving apparatus | |
| US10792995B2 (en) | In-wheel motor drive device | |
| JP4920456B2 (en) | In-wheel motor drive device | |
| KR101080664B1 (en) | Vehicle having a wheel assembly with an in-wheel motor | |
| US8961348B2 (en) | Drive axle housing system for reducing oil churning | |
| JP2005186667A (en) | Electrically driven wheel driving device | |
| CN104169613A (en) | Planetary gearbox comprising a differential | |
| JP2006213182A (en) | Electric type wheel driving device | |
| US7690449B2 (en) | Output yoke shaft and assembly | |
| JP2005212657A (en) | Motorized wheel driving device | |
| CN103032554A (en) | Gearbox with multi-function quill | |
| CN105452729B (en) | Multifunctional bearing ring with enclosed groove for light-weight differential | |
| JP2008201353A (en) | In-wheel motor drive unit | |
| JP2005178663A (en) | Motor-driven wheel driving device | |
| CN104379970A (en) | Planet carrier | |
| KR101332349B1 (en) | In-wheel Driving System for Motor Vehicle | |
| CN104169614A (en) | Planetary gearbox comprising a planet carrier and bearing ring that have a collar oriented towards a sun gear | |
| CN103375544A (en) | Planetary gear train with planet carrier and cover axially extended to planet carrier | |
| US12404912B2 (en) | Planetary gearset and vehicle driveline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: German Herzogenaurach Applicant after: SCHAEFFLER TECHNOLOGIES AG & CO.KG Address before: German Herzogenaurach Applicant before: SCHAEFFLER TECHNOLOGIES GmbH & Co.KG |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: SCHAEFFLER TECHNOLOGIES GMBH + CO. KG TO: SCHAEFFLER TECHNOLOGY GMBH + CO. KG |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |